#31375C

#31375C

Color Values

HEX

#31375C

RGB

49, 55, 92

HSL

231.6, 30.5%, 27.6%

HSV

231.6, 46.7%, 36.1%

CMYK

46.7%, 40.2%, 0.0%, 63.9%

OKLCH

0.3496 0.0649 275.5

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#31375C

#5C5631

Analogous

#314C5C

#40315C

#31375C

Triadic

#31375C

#5C3137

#375C31

Split Complementary

#31375C

#5C4031

#4C5C31

Tetradic

#31375C

#5C314C

#5C5631

#315C40

Color Blindness Simulation

Original

#31375C

Protanopia

#343453

Deuteranopia

#333351

Tritanopia

#314C4A

Achromatopsia

#383838

CSS Usage

background-color: #31375C;
color: #31375C;
border-color: #31375C;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6F9
100
#E9EAF2
200
#D0D3E6
300
#AFB4D4
400
#848CBD
500
#5964A6
600
#475085
700
#39406A
800
#2C3253
900
#23273E
950
#161927

Contrast Checker

Text on white

11.47:1

AA Pass AAA Pass

Text on black

1.83:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026